OpenTechnical

OT-2026-000066197

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000066197) never changes.

Identity and time

Publication numberOT-2026-000066197 · never reused
Internal UUID01a0ae8e-8dc3-76e2-a955-1f18f2a573a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066197
StatusPUBLIC

Content hashes

Canonical text99cbe121b1ac67eb9f11f9f41c31af3138abacdf12c28017d1c783535d788284
Markdownd8cdbd92a4dce25637be84708b8fe755f4a32751e9e424c5014ce5a534e21ef2
PDF
Publication pageeeffaf4e022cc509154ab3e6cdff19d0cf72be9e20506e2c0a3f3e0b73001279
Manifest832fb4beea3fe8b814d2d9e9615266a1bd4f24e1eb6567bfdd0cec39cef43120

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturetfEnY0UwNB5IeEQQfBuYMHdz2/qJT6JCff5BMidEke/+tBF38cDfaWHhNzv+3ZjGbfU4rZ144S/ys+GyuBcfBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:21.223529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066197
observed eeffaf4e022cc509154ab3e6cdff19d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.207115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066197/manifest.json
observed 832fb4beea3fe8b814d2d9e9615266a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.189451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066197/publication.md
observed d8cdbd92a4dce25637be84708b8fe755...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.172660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066197/publication.txt
observed 99cbe121b1ac67eb9f11f9f41c31af31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.